Urostomy bag drainage valve



FIG. 1 is a perspective view of a urostomy bag drainage valve, showingmy new design;

FIG. 2 is a side view thereof, the broken line showing of the urostomybag being for illustrative purposes only and forming no part of theclaimed design;

FIG. 3 is an enlarged front view thereof;

FIG. 4 is an enlarged side view thereof;

FIG. 5 is an enlarged rear view thereof;

FIG. 6 is an enlarged top view thereof;

FIG. 7 is an enlarged bottom view thereof;

FIG. 8 is an enlarged vertical cross-sectional view taken along line8--8 of FIG. 4, in partially closed position;

FIG. 9 is an enlarged view similar to FIG. 8, with the valve in totallyclosed position; and,

FIG. 10 is an enlarged scale view thereof, with the valve in openposition.

The ornamental design for a urostomy bag drainage valve, as shown anddescribed.